[1] [CITE[VOCALOIDの商標登録: 人生は是勉学の事]]
([TIME[2009-08-20 11:17:48 +09:00]] 版)
<http://akira-izumi.cocolog-nifty.com/patent/2007/09/vocaloid_0f45.html>

[2] [CITE@ja-jp[VOCALOID - 通信用語の基礎知識]]
([TIME[2009-08-20 11:17:59 +09:00]] 版)
<http://www.wdic.org/w/CUL/VOCALOID>